53653325220 has 72 divisors (see below), whose sum is σ = 177543737280. Its totient is φ = 13006866240.

The previous prime is 53653325203. The next prime is 53653325221. The reversal of 53653325220 is 2252335635.

53653325220 is a `hidden beast` number, since 53 + 6 + 53 + 32 + 522 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (53653325221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13546840 + ... + 13550799.

It is an arithmetic number, because the mean of its divisors is an integer number (2465885240).

Almost surely, 2^53653325220 is an apocalyptic number.

It is an amenable number.

53653325220 is an abundant number, since it is smaller than the sum of its proper divisors (123890412060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53653325220 is a wasteful number, since it uses less digits than its factorization.

53653325220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27097665 (or 27097660 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

It can be divided in two parts, 53653 and 325220, that added together give a palindrome (378873).

The spelling of 53653325220 in words is "fifty-three billion, six hundred fifty-three million, three hundred twenty-five thousand, two hundred twenty".